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région économique | |||||||||||||||||||||||||||||||
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Ouest du Jura | Est du Jura | Ouest du Plateau | Centre du Plateau | Est du Plateau | Ouest des Préalpes | Centre des Préalpes | Est des Préalpes | Nord-ouest des Alpes | Centre des Alpes | Nord-est des Alpes | Sud-ouest des Alpes | Sud-est des Alpes | Sud des Alpes | Suisse | |||||||||||||||||
forêt de protection contre des chutes de pierres ou de blocs (2022) | nombre de tiges/ha (DHP ≥36 cm; vifs sur pied; par classes) | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% | 1000 ha | ±% |
pas d'indication | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0-100 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
101-200 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
201-300 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
301-400 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
401-500 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
501-600 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
>600 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
à l'intérieur | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0-100 tiges/ha | 1.2 | 41 | 0.2 | 100 | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 1.0 | 45 | 0.0 | . | 2.4 | 29 | 1.8 | 33 | 1.0 | 45 | 6.2 | 18 | 2.0 | 32 | 9.0 | 14 | 24.9 | 9 | |
101-200 tiges/ha | 1.4 | 38 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.6 | 58 | 1.4 | 38 | 1.2 | 41 | 1.4 | 38 | 2.0 | 31 | 1.8 | 33 | 1.9 | 33 | 11.7 | 13 | |
201-300 tiges/ha | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.2 | 100 | 0.4 | 71 | 0.9 | 44 | 0.6 | 58 | 0.2 | 100 | 0.2 | 100 | 2.9 | 26 | |
301-400 tiges/ha | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.8 | 50 | |
401-500 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.2 | 100 | |
501-600 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | |
>600 tiges/ha | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | |
total | 2.9 | 26 | 0.2 | 100 | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 1.4 | 38 | 0.6 | 58 | 4.3 | 21 | 3.6 | 23 | 3.3 | 24 | 9.0 | 15 | 4.2 | 22 | 11.0 | 13 | 40.7 | 7 | |
à l'extérieur | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0-100 tiges/ha | 80.1 | 4 | 23.9 | 8 | 24.5 | 8 | 38.9 | 6 | 64.4 | 5 | 20.4 | 9 | 53.3 | 5 | 32.4 | 7 | 33.8 | 7 | 14.3 | 12 | 16.2 | 11 | 72.0 | 5 | 91.1 | 4 | 108.0 | 3 | 673.4 | 1 | |
101-200 tiges/ha | 59.4 | 5 | 15.1 | 11 | 16.4 | 11 | 22.5 | 9 | 34.9 | 7 | 14.1 | 11 | 31.9 | 7 | 26.5 | 8 | 14.6 | 11 | 6.1 | 18 | 7.7 | 16 | 26.3 | 8 | 38.1 | 7 | 28.1 | 7 | 341.8 | 2 | |
201-300 tiges/ha | 10.8 | 13 | 3.3 | 24 | 5.2 | 19 | 8.5 | 15 | 8.8 | 15 | 6.5 | 17 | 11.2 | 13 | 11.8 | 13 | 4.5 | 21 | 1.8 | 33 | 3.0 | 25 | 7.2 | 16 | 10.8 | 13 | 5.6 | 18 | 99.1 | 4 | |
301-400 tiges/ha | 1.8 | 33 | 0.6 | 58 | 1.0 | 45 | 1.0 | 45 | 1.0 | 45 | 1.6 | 35 | 2.2 | 30 | 2.8 | 27 | 1.5 | 35 | 0.6 | 58 | 0.8 | 50 | 0.8 | 50 | 1.4 | 38 | 0.8 | 50 | 17.9 | 10 | |
401-500 tiges/ha | 0.6 | 58 | 0.0 | . | 0.4 | 71 | 0.0 | . | 0.4 | 71 | 0.2 | 100 | 0.4 | 71 | 0.6 | 58 | 0.4 | 71 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 3.2 | 25 | |
501-600 tiges/ha | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.6 | 58 | |
>600 tiges/ha | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 0.2 | 100 | 0.0 | . | 1.1 | 41 | |
total | 153.0 | 2 | 43.0 | 6 | 47.5 | 6 | 71.0 | 4 | 109.5 | 3 | 43.1 | 6 | 99.3 | 4 | 74.3 | 4 | 54.9 | 6 | 22.7 | 9 | 28.0 | 8 | 106.5 | 4 | 141.6 | 3 | 142.7 | 2 | 1137.2 | 1 | |
total | pas d'indication | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . |
0-100 tiges/ha | 81.3 | 4 | 24.1 | 8 | 24.5 | 8 | 39.1 | 6 | 64.4 | 5 | 20.4 | 9 | 54.3 | 5 | 32.4 | 7 | 36.2 | 7 | 16.1 | 11 | 17.2 | 11 | 78.1 | 5 | 93.1 | 4 | 117.0 | 3 | 698.3 | 1 | |
101-200 tiges/ha | 60.8 | 5 | 15.1 | 11 | 16.4 | 11 | 22.5 | 9 | 34.9 | 7 | 14.1 | 11 | 32.1 | 7 | 27.1 | 8 | 16.0 | 11 | 7.2 | 16 | 9.1 | 14 | 28.3 | 8 | 39.9 | 7 | 29.9 | 7 | 353.5 | 2 | |
201-300 tiges/ha | 11.0 | 13 | 3.3 | 24 | 5.2 | 19 | 8.5 | 15 | 8.8 | 15 | 6.5 | 17 | 11.4 | 13 | 11.8 | 13 | 4.7 | 20 | 2.2 | 30 | 4.0 | 21 | 7.8 | 15 | 11.0 | 13 | 5.8 | 18 | 102.0 | 4 | |
301-400 tiges/ha | 2.0 | 32 | 0.6 | 58 | 1.0 | 45 | 1.0 | 45 | 1.0 | 45 | 1.6 | 35 | 2.2 | 30 | 2.8 | 27 | 1.7 | 33 | 0.8 | 50 | 0.8 | 50 | 1.0 | 45 | 1.4 | 38 | 0.8 | 50 | 18.7 | 10 | |
401-500 tiges/ha | 0.6 | 58 | 0.0 | . | 0.4 | 71 | 0.0 | . | 0.4 | 71 | 0.2 | 100 | 0.4 | 71 | 0.6 | 58 | 0.4 | 71 | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 3.4 | 24 | |
501-600 tiges/ha | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.8 | 50 | |
>600 tiges/ha | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.2 | 100 | 0.0 | . | 0.0 | . | 0.0 | . | 0.0 | . | 0.2 | 100 | 0.2 | 100 | 0.2 | 100 | 0.0 | . | 1.1 | 41 | |
total | 155.9 | 2 | 43.2 | 6 | 47.5 | 6 | 71.2 | 4 | 109.5 | 3 | 43.1 | 6 | 100.7 | 3 | 75.0 | 4 | 59.2 | 5 | 26.3 | 8 | 31.3 | 8 | 115.5 | 4 | 145.8 | 3 | 153.7 | 2 | 1177.9 | 1 |
Table citation
Abegg, M.; Ahles, P.; Allgaier Leuch, B.; Cioldi, F.; Didion, M.; Düggelin, C.; Fischer, C.; Herold, A.; Meile, R.; Rohner, B.; Rösler, E.; Speich, S.; Temperli, C.; Traub, B.,
2023: Swiss national forest inventory - Result table No. 1249946. Birmensdorf, Swiss Federal Research Institute WSL